Home / 333,429,409.84-500,098,711.40-87,765,472.92

Finding the Fourth Proportional to 333,429,409.84, 500,098,711.40 and 87,765,472.92

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Solution

The fourth proportional to 333,429,409.84, 500,098,711.40 and 87,765,472.92 is: 131,636,258.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,429,409.84 : 500,098,711.40 = 87,765,472.92 : x
  2. Step 2: Convert to fraction form
    333,429,409.84/500,098,711.40 = 87,765,472.92/x
  3. Step 3: Cross multiply
    333,429,409.84x = 500,098,711.40 × 87,765,472.92
  4. Step 4: Simplify right side
    333,429,409.84x = 43,891,399,912,703,592
  5. Step 5: Solve for x
    x = 43,891,399,912,703,592/333,429,409.84
  6. Step 6: Final answer
    x = 131,636,258.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.